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Vulnerability record · CVE-2015-3143 · published 24 April 2015

CVE-2015-3143: Haxx curl permissions and access controls vulnerability

Haxx · Curl

cURL and libcurl 7.10.6 through 7.41.0 does not properly re-use NTLM connections, which allows remote attackers to connect as other users via an unauthenticated request, a similar issue to CVE-2014-0015.

5.0 CVSS 2.0 Medium EPSS 13% · top 3.9% CWE-264 · Permissions and access controls
5.0CVSS 2.0 base score
13%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
46References
17 Jun 2026Last modified by NVD

Description

cURL and libcurl 7.10.6 through 7.41.0 does not properly re-use NTLM connections, which allows remote attackers to connect as other users via an unauthenticated request, a similar issue to CVE-2014-0015.

AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://advisories.mageia.org/MGASA-2015-0179.html
http://curl.haxx.se/docs/adv_20150422A.html Vendor Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155957.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156250.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/156945.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157017.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157188.html
http://lists.opensuse.org/opensuse-updates/2015-04/msg00057.html
http://marc.info/?l=bugtraq&m=145612005512270&w=2 Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1254.html
http://www.debian.org/security/2015/dsa-3232
http://www.mandriva.com/security/advisories?name=MDVSA-2015:219
http://www.mandriva.com/security/advisories?name=MDVSA-2015:220
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/74299
http://www.securitytracker.com/id/1032232
http://www.ubuntu.com/usn/USN-2591-1
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05045763 Vendor Advisory
https://security.gentoo.org/glsa/201509-02
https://support.apple.com/kb/HT205031
http://advisories.mageia.org/MGASA-2015-0179.html
http://curl.haxx.se/docs/adv_20150422A.html Vendor Advisory
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155957.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156250.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/156945.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157017.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157188.html
http://lists.opensuse.org/opensuse-updates/2015-04/msg00057.html
http://marc.info/?l=bugtraq&m=145612005512270&w=2 Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1254.html
http://www.debian.org/security/2015/dsa-3232
http://www.mandriva.com/security/advisories?name=MDVSA-2015:219
http://www.mandriva.com/security/advisories?name=MDVSA-2015:220
http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html

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Source: NIST National Vulnerability Database (record CVE-2015-3143), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.